This recipe is from Shirley McNevich's Mom's Best Recipes Vol 5. Published here with her permission.
Don't forget to check Shirley's blog.
(by Aunt Janie [McNevich] Baronowski)
1 1/4 cups white sugar
1/2 cup softened butter
1 1/4 cups mashed sweet potatoes (potatoes must be fully cooked)
1 1/2 cups self-rising flour
3 tsp. baking powder
1/2 tsp. salt
1/8 tsp. baking soda
1 tsp. cinnamon
1/4 tsp. nutmeg
1/4 tsp. allspice
1 cup milk
1/4 cup chopped walnuts
1/2 cup raisins (boiled for 5 minutes, then drained)
In a mixer add butter and white sugar--beat. Add eggs--beat. Add mashed
sweet potatoes--beat. Add baking powder, salt, baking soda--beat. Add
cinnamon, nutmeg, allspice--beat. Add milk and flour--beat just until mixed.
Remove bowl from mixer--add chopped walnuts and raisins--stir just until
mixed. Line muffin tins with cupcake liners. Fill each liner 2/3 full of muffin
batter. Bake at 400 degrees for 20-25 minutes.